Theom Critical Risks

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Id	bb9051ef-0e72-4758-a143-80c25ee452f0
Rulename	Theom Critical Risks
Description	“Creates Microsoft Sentinel incidents for critical risk Theom alerts.”
Severity	High
Tactics	Collection CommandAndControl CredentialAccess DefenseEvasion Discovery Exfiltration Impact Reconnaissance
Techniques	T1592 T1589 T1070 T1552 T1619 T1119 T1560 T1530 T1213 T1001 T1041 T1537 T1485 T1486 T1565
Required data connectors	Theom
Kind	Scheduled
Query frequency	5m
Query period	5m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Theom/Analytic Rules/TheomRisksCritical.yaml
Version	1.0.3
Arm template	bb9051ef-0e72-4758-a143-80c25ee452f0.json

KQL

TheomAlerts_CL
 | where priority_s == "P1"

YAML

entityMappings:
- entityType: CloudApplication
  fieldMappings:
  - identifier: Name
    columnName: customProps_AssetName_s
- entityType: URL
  fieldMappings:
  - identifier: Url
    columnName: deepLink_s
name: Theom Critical Risks
tactics:
- Collection
- CommandAndControl
- CredentialAccess
- DefenseEvasion
- Discovery
- Exfiltration
- Impact
- Reconnaissance
severity: High
triggerThreshold: 0
relevantTechniques:
- T1592
- T1589
- T1070
- T1552
- T1619
- T1119
- T1560
- T1530
- T1213
- T1001
- T1041
- T1537
- T1485
- T1486
- T1565
id: bb9051ef-0e72-4758-a143-80c25ee452f0
version: 1.0.3
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Theom/Analytic Rules/TheomRisksCritical.yaml
queryFrequency: 5m
eventGroupingSettings:
  aggregationKind: AlertPerResult
triggerOperator: gt
query: |
  TheomAlerts_CL
   | where priority_s == "P1"  
description: |
    "Creates Microsoft Sentinel incidents for critical risk Theom alerts."
requiredDataConnectors:
- connectorId: Theom
  dataTypes:
  - TheomAlerts_CL
status: Available
queryPeriod: 5m
alertDetailsOverride:
  alertDescriptionFormat: |2

    Summary: {{summary_s}}  
    Additional info: {{details_s}}
    Please investigate further on Theom UI at {{deepLink_s}}
  alertDisplayNameFormat: 'Theom Alert ID: {{id_s}} '
kind: Scheduled

ARM

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/bb9051ef-0e72-4758-a143-80c25ee452f0')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/bb9051ef-0e72-4758-a143-80c25ee452f0')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "\nSummary: {{summary_s}}  \nAdditional info: {{details_s}}\nPlease investigate further on Theom UI at {{deepLink_s}}\n",
          "alertDisplayNameFormat": "Theom Alert ID: {{id_s}} "
        },
        "alertRuleTemplateName": "bb9051ef-0e72-4758-a143-80c25ee452f0",
        "customDetails": null,
        "description": "\"Creates Microsoft Sentinel incidents for critical risk Theom alerts.\"\n",
        "displayName": "Theom Critical Risks",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "CloudApplication",
            "fieldMappings": [
              {
                "columnName": "customProps_AssetName_s",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "URL",
            "fieldMappings": [
              {
                "columnName": "deepLink_s",
                "identifier": "Url"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Theom/Analytic Rules/TheomRisksCritical.yaml",
        "query": "TheomAlerts_CL\n | where priority_s == \"P1\"\n",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT5M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Collection",
          "CommandAndControl",
          "CredentialAccess",
          "DefenseEvasion",
          "Discovery",
          "Exfiltration",
          "Impact",
          "Reconnaissance"
        ],
        "techniques": [
          "T1001",
          "T1041",
          "T1070",
          "T1119",
          "T1213",
          "T1485",
          "T1486",
          "T1530",
          "T1537",
          "T1552",
          "T1560",
          "T1565",
          "T1589",
          "T1592",
          "T1619"
        ],
        "templateVersion": "1.0.3",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}